Laptop sound crackling
4.5
Popping or crackling noises occur during audio playback.
Symptoms
- Clicking sounds
- Intermittent pops
- Static bursts
Possible Causes
- DPC Latency
- Bad cable (if external)
- Power management
Step-by-Step Fix
1
Check DPC Latency
Use LatencyMon to find drivers causing audio dropouts.
2
Change Bitrate
Lower the sample rate in Sound Settings (e.g., to 16-bit, 44100Hz).
3
Disable WiFi
Sometimes WiFi cards cause interference with audio.
When to See a Technician
Crackling is often a software latency issue where the CPU can't feed the audio buffer fast enough.
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